nissan Workshop Repair Guides

Nissan and Datsun Workshop Service and Repair Manuals

Radiator Cooling Fan Control Module|Testing and Inspection > < Radiator Cooling Fan Control Module|Specifications
Page 1
background image

Radiator Cooling Fan Control Module: Description and Operation

COOLING FAN (OVERHEAT) (DTC: P1900)

Cooling Fan Control
The Engine Control Module (ECM) controls the cooling fan corresponding to the vehicle speed, engine coolant temperature, and air conditioner
ON signal. The control system has 3-step control [HIGH/LOW/OFF] on A/T models and 2-step control [HIGH/OFF] on M/T models.

For A/T Models

For M/T Models

Radiator Cooling Fan Control Module|Testing and Inspection > < Radiator Cooling Fan Control Module|Specifications